A mourner weeps as she pays tribute to the victims of the sunken ferry Sewol in the water off the southern coast at a gymnasium in Ansan, South Korea, Wednesday, April 23, 2014. The grim work of recovering bodies from the submerged South Korea ferry proceeded rapidly Wednesday, with the official death toll reaching over 140, though a government official said divers must now rip through cabin walls to retrieve more victims. (AP Photo/Yonhap)

S. Korea ferry death toll hits 159

As divers plunge deeper into the ferry, the work gets harder as they find they have to rip through cabin walls to retrieve more victims.

In this Tuesday, April 22, 2014, searchers and divers look for people believed to have been trapped in the sunken ferry Sewol in the water off the southern coast near Jindo, south of Seoul, South Korea. One by one, coast guard officers carried the newly arrived bodies covered in white sheets from a boat to a tent on the dock of this island, the first step in identifying a sharply rising number of corpses from the South Korean ferry that sank nearly a week ago. (AP Photo/Korea Pool)

South Korea ferry toll reaches 135

Twenty-two of the 29 members of the ferry's crew survived, and nine have been arrested or detained in connection with the investigation.

India Kashmir Earth Day

Photos: Earth Day 2014

People across the globe hold events to celebrate the Earth's environment and spread awareness on how to conserve its natural resources on Ea…